Add package information and license.

LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2016 James Harton.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

mix.exs

@@ -4,9 +4,11 @@ defmodule Vivid.Mixfile do
   def project do
     [app: :vivid,
      version: "0.1.0",
+     description: description,
      elixir: "~> 1.3",
      build_embedded: Mix.env == :prod,
      start_permanent: Mix.env == :prod,
+     package: package,
      deps: deps()]
   end
 
@@ -17,6 +19,19 @@ defmodule Vivid.Mixfile do
     [applications: [:logger]]
   end
 
+  def description do
+    """
+    Simple 2D rendering graphics rendering library.
+    """
+  end
+
+  def package do
+    [
+      maintainers: [ "James Harton <james@messagerocket.co>" ],
+      licenses: [ "MIT" ]
+    ]
+  end
+
   # Dependencies can be Hex packages:
   #
   #   {:mydep, "~> 0.3.0"}